The function and uses XFP Transceiver
A XFP Transceiver is a combination of transmitter and receiver for the transfer of optical signals. The XFP Transceiver uses an electronic to optical converter to translate the signals within the XFP Transceiver.
In case if you use such cables then to plug it into your devices such as computer you have to use the optical transceiver. For laptops and notebooks you can connect the transceiver directly to a side while for computer you can connect it to the rear end of its CPU. The optical transceivers are similar to electrical transceivers and they connect different devices to transmit and receive your information.